Revision 10f5bff6 os-posix.c
| b/os-posix.c | ||
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| 84 | 84 |
running from the build tree this will be "$bindir/../pc-bios". */ |
| 85 | 85 |
#define SHARE_SUFFIX "/share/qemu" |
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#define BUILD_SUFFIX "/pc-bios" |
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char *os_find_datadir(const char *argv0)
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char *os_find_datadir(void)
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{
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char *dir; |
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char *p = NULL; |
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char *dir, *exec_dir; |
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char *res; |
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char buf[PATH_MAX]; |
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size_t max_len; |
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#if defined(__linux__) |
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{
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int len; |
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len = readlink("/proc/self/exe", buf, sizeof(buf) - 1);
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if (len > 0) {
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buf[len] = 0; |
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p = buf; |
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} |
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} |
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#elif defined(__FreeBSD__) |
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{
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static int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
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size_t len = sizeof(buf) - 1; |
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*buf = '\0'; |
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if (!sysctl(mib, ARRAY_SIZE(mib), buf, &len, NULL, 0) && |
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*buf) {
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buf[sizeof(buf) - 1] = '\0'; |
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p = buf; |
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} |
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} |
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#endif |
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/* If we don't have any way of figuring out the actual executable |
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location then try argv[0]. */ |
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if (!p) {
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p = realpath(argv0, buf); |
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if (!p) {
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return NULL; |
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} |
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exec_dir = qemu_get_exec_dir(); |
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if (exec_dir == NULL) {
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return NULL; |
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} |
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dir = dirname(p); |
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dir = dirname(dir); |
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dir = dirname(exec_dir); |
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max_len = strlen(dir) + |
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MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1; |
| ... | ... | |
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} |
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} |
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g_free(exec_dir); |
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return res; |
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} |
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#undef SHARE_SUFFIX |
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