diff options
Diffstat (limited to 'lib/libcdio/src/poptconfig.c')
-rw-r--r-- | lib/libcdio/src/poptconfig.c | 304 |
1 files changed, 152 insertions, 152 deletions
diff --git a/lib/libcdio/src/poptconfig.c b/lib/libcdio/src/poptconfig.c index 18a09d4e57..e52f60ba8e 100644 --- a/lib/libcdio/src/poptconfig.c +++ b/lib/libcdio/src/poptconfig.c @@ -1,152 +1,152 @@ -/* (C) 1998 Red Hat Software, Inc. -- Licensing details are in the COPYING
- file accompanying popt source distributions, available from
- ftp://ftp.redhat.com/pub/code/popt */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <stdlib.h>
-#include <string.h>
-
-#if HAVE_ALLOCA_H
-# include <alloca.h>
-#endif
-#define alloca malloc
-
-#include "popt.h"
-#include "poptint.h"
-#include "io.h"
-
-static void configLine(poptContext con, char * line) {
- int nameLength = strlen(con->appName);
- char * opt;
- struct poptAlias alias;
- char * entryType;
- char * longName = NULL;
- char shortName = '\0';
-
- if (strncmp(line, con->appName, nameLength)) return;
- line += nameLength;
- if (!*line || !isspace(*line)) return;
- while (*line && isspace(*line)) line++;
- entryType = line;
-
- while (!*line || !isspace(*line)) line++;
- *line++ = '\0';
- while (*line && isspace(*line)) line++;
- if (!*line) return;
- opt = line;
-
- while (!*line || !isspace(*line)) line++;
- *line++ = '\0';
- while (*line && isspace(*line)) line++;
- if (!*line) return;
-
- if (opt[0] == '-' && opt[1] == '-')
- longName = opt + 2;
- else if (opt[0] == '-' && !opt[2])
- shortName = opt[1];
-
- if (!strcmp(entryType, "alias")) {
- if (poptParseArgvString(line, &alias.argc, &alias.argv)) return;
- alias.longName = longName, alias.shortName = shortName;
- poptAddAlias(con, alias, 0);
- } else if (!strcmp(entryType, "exec")) {
- con->execs = realloc(con->execs,
- sizeof(*con->execs) * (con->numExecs + 1));
- if (longName)
- con->execs[con->numExecs].longName = strdup(longName);
- else
- con->execs[con->numExecs].longName = NULL;
-
- con->execs[con->numExecs].shortName = shortName;
- con->execs[con->numExecs].script = strdup(line);
-
- con->numExecs++;
- }
-}
-
-int poptReadConfigFile(poptContext con, char * fn) {
- char * file, * chptr, * end;
- char * buf, * dst;
- int fd, rc;
- int fileLength;
-
- fd = open(fn, O_RDONLY);
- if (fd < 0) {
- if (errno == ENOENT)
- return 0;
- else
- return POPT_ERROR_ERRNO;
- }
-
- fileLength = lseek(fd, 0, SEEK_END);
- lseek(fd, 0, 0);
-
- file = alloca(fileLength + 1);
- if ((fd = read(fd, file, fileLength)) != fileLength) {
- rc = errno;
- close(fd);
- errno = rc;
- return POPT_ERROR_ERRNO;
- }
- close(fd);
-
- dst = buf = alloca(fileLength + 1);
-
- chptr = file;
- end = (file + fileLength);
- while (chptr < end) {
- switch (*chptr) {
- case '\n':
- *dst = '\0';
- dst = buf;
- while (*dst && isspace(*dst)) dst++;
- if (*dst && *dst != '#') {
- configLine(con, dst);
- }
- chptr++;
- break;
- case '\\':
- *dst++ = *chptr++;
- if (chptr < end) {
- if (*chptr == '\n')
- dst--, chptr++;
- /* \ at the end of a line does not insert a \n */
- else
- *dst++ = *chptr++;
- }
- break;
- default:
- *dst++ = *chptr++;
- }
- }
-
- return 0;
-}
-
-int poptReadDefaultConfig(poptContext con, int useEnv) {
- char * fn, * home;
- int rc;
-
- if (!con->appName) return 0;
-
- rc = poptReadConfigFile(con, "/etc/popt");
- if (rc) return rc;
-// if (getuid() != geteuid()) return 0;
-
- // if ((home = getenv("HOME"))) {
- //fn = alloca(strlen(home) + 20);
- //strcpy(fn, home);
- //strcat(fn, "/.popt");
- //rc = poptReadConfigFile(con, fn);
- //if (rc) return rc;
- // }
-
- return 0;
-}
-
+/* (C) 1998 Red Hat Software, Inc. -- Licensing details are in the COPYING + file accompanying popt source distributions, available from + ftp://ftp.redhat.com/pub/code/popt */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <ctype.h> +#include <errno.h> +#include <fcntl.h> +#include <stdlib.h> +#include <string.h> + +#if HAVE_ALLOCA_H +# include <alloca.h> +#endif +#define alloca malloc + +#include "popt.h" +#include "poptint.h" +#include "io.h" + +static void configLine(poptContext con, char * line) { + int nameLength = strlen(con->appName); + char * opt; + struct poptAlias alias; + char * entryType; + char * longName = NULL; + char shortName = '\0'; + + if (strncmp(line, con->appName, nameLength)) return; + line += nameLength; + if (!*line || !isspace(*line)) return; + while (*line && isspace(*line)) line++; + entryType = line; + + while (!*line || !isspace(*line)) line++; + *line++ = '\0'; + while (*line && isspace(*line)) line++; + if (!*line) return; + opt = line; + + while (!*line || !isspace(*line)) line++; + *line++ = '\0'; + while (*line && isspace(*line)) line++; + if (!*line) return; + + if (opt[0] == '-' && opt[1] == '-') + longName = opt + 2; + else if (opt[0] == '-' && !opt[2]) + shortName = opt[1]; + + if (!strcmp(entryType, "alias")) { + if (poptParseArgvString(line, &alias.argc, &alias.argv)) return; + alias.longName = longName, alias.shortName = shortName; + poptAddAlias(con, alias, 0); + } else if (!strcmp(entryType, "exec")) { + con->execs = realloc(con->execs, + sizeof(*con->execs) * (con->numExecs + 1)); + if (longName) + con->execs[con->numExecs].longName = strdup(longName); + else + con->execs[con->numExecs].longName = NULL; + + con->execs[con->numExecs].shortName = shortName; + con->execs[con->numExecs].script = strdup(line); + + con->numExecs++; + } +} + +int poptReadConfigFile(poptContext con, char * fn) { + char * file, * chptr, * end; + char * buf, * dst; + int fd, rc; + int fileLength; + + fd = open(fn, O_RDONLY); + if (fd < 0) { + if (errno == ENOENT) + return 0; + else + return POPT_ERROR_ERRNO; + } + + fileLength = lseek(fd, 0, SEEK_END); + lseek(fd, 0, 0); + + file = alloca(fileLength + 1); + if ((fd = read(fd, file, fileLength)) != fileLength) { + rc = errno; + close(fd); + errno = rc; + return POPT_ERROR_ERRNO; + } + close(fd); + + dst = buf = alloca(fileLength + 1); + + chptr = file; + end = (file + fileLength); + while (chptr < end) { + switch (*chptr) { + case '\n': + *dst = '\0'; + dst = buf; + while (*dst && isspace(*dst)) dst++; + if (*dst && *dst != '#') { + configLine(con, dst); + } + chptr++; + break; + case '\\': + *dst++ = *chptr++; + if (chptr < end) { + if (*chptr == '\n') + dst--, chptr++; + /* \ at the end of a line does not insert a \n */ + else + *dst++ = *chptr++; + } + break; + default: + *dst++ = *chptr++; + } + } + + return 0; +} + +int poptReadDefaultConfig(poptContext con, int useEnv) { + char * fn, * home; + int rc; + + if (!con->appName) return 0; + + rc = poptReadConfigFile(con, "/etc/popt"); + if (rc) return rc; +// if (getuid() != geteuid()) return 0; + + // if ((home = getenv("HOME"))) { + //fn = alloca(strlen(home) + 20); + //strcpy(fn, home); + //strcat(fn, "/.popt"); + //rc = poptReadConfigFile(con, fn); + //if (rc) return rc; + // } + + return 0; +} + |